- Company number
- 09619924
- Incorporated
- 2 Jun 201511 years trading
- Registered office
- 5 Bective Road, Kirkby Lonsdale, Carnforth, LA6 2BG
- Nature of business
- Construction of domestic buildings
SL Building Limited is a 11-year-old private limited company registered in Carnforth, company number 09619924, one of 28 building contractors in Carnforth. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Finances
From each year's balance sheet filed at Companies House. Small companies do not have to publish turnover or profit, so these are balance sheet figures.
- Net assets down £1,012 (-10.1%) on the year before, to £8,964.
- Net assets rose in 6 of 9 year-on-year comparisons on record.
- Current assets of £7,459 against £6,725 owed within a year: 1.1 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | £8,964 | £1,301 | £7,459 | £6,725 | 1 |
| 31 Mar 2024 | £9,976 | £1,225 | £1,225 | £1,240 | 1 |
| 31 Mar 2023 | £9,801 | £14K | £15K | £8,068 | 1 |
| 31 Mar 2022 | £8,386 | £13K | £14K | £8,565 | 1 |
| 31 Mar 2021 | £5,161 | £7,548 | £7,593 | £5,994 | 1 |
| 31 Mar 2020 | -£1,007 | £973 | £2,038 | £7,497 | 1 |
| 31 Mar 2019 | £524 | £193 | £874 | £5,005 | |
| 31 Mar 2018 | £4,326 | £15 | £858 | £2,457 | |
| 31 Mar 2017 | £485 | £577 | £7,305 | £8,667 | |
| 31 Mar 2016 | £398 | £2,811 | £8,873 | £10K |
Who runs and owns SL Building Limited
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| S*** L*** | Director | Jun 2015 |
Person with significant control
Where SL Building Limited is registered
The registered office is in Carnforth (LA6), in the Westmorland and Furness local authority area, North West. Show LA6 2BG on a map.
Other trade companies in LA6
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- Sustaburn LtdPlumbers and heating engineers
- Quickstart Cleaning Commercial LimitedCleaning companies
- CHL Landscaping (NW) LimitedLandscapers and gardeners
- Westhouse Workshop LimitedMechanics and garages
- Northridge Building & Roofing LimitedRoofers
- Cartwright Commercials LtdMechanics and garages
- Escape Bike Shop LtdMachinery repair and installation
Also registered at this address
13 other companies use the same registered office as SL Building Limited.
- A2B Locksmiths LimitedSpecialist contractors
- Carr and Stocks Developments LimitedProperty developers
- Carr Construction and Restoration LimitedBuilders
- Cumbria Steel Suppliers and Fabricators LtdSpecialist contractors
- CZJ Hurley LimitedBuilders
- Dunright LimitedMachinery repair and installation
- Gary Leak Tiling & Bathrooms LtdPlumbers and heating engineers
- Goodenber LimitedFinishing trades
- H Froud Construction Services LtdBuilders
- M J Carr Groundwork LimitedSpecialist contractors
- MJ Hardwick LimitedMachinery repair and installation
- Porterweld Engineering LimitedMachinery repair and installation
- Sciart Consulting LimitedSpecialist contractors
What happens if SL Building Limited files late
Companies House charges an automatic penalty the day after the deadline, and it rises the longer the accounts are late. These are the dates for this company's accounts due on 31 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 2028 | another 10% of any unpaid tax |
For returns filed on or after 1 April 2026. Late three times in a row and the £200 penalties become £1,000 each.
Company details
As held on the Companies House register.
- Company number
- 09619924
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 2 June 2015 (11 years ago)
- Registered office
- 5 Bective Road, Kirkby Lonsdale, Carnforth, LA6 2BG
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 6 July 2026
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in Carnforth
Other active building contractors registered in Carnforth.
- Thorntrees Business Park Ltd2022
- Adam Carr Builders Ltd2010
- C.M Faraday Building Contractors Limited2008
- Carr Construction and Restoration Limited2013
- CJC North West Limited2022
- CZJ Hurley Limited2015
- D & W Bricklayers Limited2018
- Daffodil Homes (Lancashire) Limited2006
All building contractors in Carnforth · All trades in Carnforth · Builders across the UK
Frequently asked questions
When are SL Building Limited's accounts due?
SL Building Limited's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is SL Building Limited's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is SL Building Limited still trading?
SL Building Limited is listed as active on the Companies House register as of 1 Oct 2026. Active means it has not been dissolved or entered insolvency; it does not show whether it is currently taking on work.
What does SL Building Limited do?
SL Building Limited is registered under Construction of domestic buildings (SIC 41202).
How old is SL Building Limited?
SL Building Limited was incorporated on 2 June 2015, 11 years ago.
Who runs SL Building Limited?
SL Building Limited has 1 active director, the longest-serving appointed in Jun 2015. Their names and service addresses are on the Companies House register.
Who owns SL Building Limited?
One person or company has significant control of SL Building Limited: an individual (owns 50% to 75% of the shares).
What is the penalty if SL Building Limited files its accounts late?
Companies House charges £150 if the accounts are up to 1 month late, £375 up to 3 months, £750 up to 6 months and £1,500 after that, doubled if the previous year's accounts were also late. HMRC charges £200 for a CT600 filed a day late and another £200 at 3 months.
Official records
View SL Building Limited on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026). Deadlines are worked out from the register and assume a standard accounting period; a change of year end or a short period moves them. This page is general information, not tax or accountancy advice.